Space Security companies

Wardstone develops satellites with kinetic interceptors to protect the United States and its allies from hypersonic and ballistic missile threats.

Slingshot Aerospace provides AI-driven space operations intelligence and autonomy software for government, defense, and commercial space operators.

HawkEye 360 operates a commercial satellite constellation to detect and geolocate radio frequency signals, providing signals intelligence data and analytics for…

Umbra is an American space technology company that designs, builds, and operates synthetic aperture radar (SAR) satellites, providing Earth observation data and…

Inversion develops autonomous reentry vehicles for rapid global cargo delivery from space, serving defense and commercial markets with a network designed for un…

Apex Space mass-manufactures standardized, configurable satellite bus platforms to help customers rapidly deploy satellite constellations across LEO, MEO, and G…

Eclipse Space is a stealth startup founded by SpaceX alumni that provides a standardized platform for deploying sovereign and commercial satellite megaconstella…

CesiumAstro builds and manufactures high-performance communications modules, payloads, and satellites for space and airborne platforms serving defence, commerci…

Arca is a Romanian aerospace non-profit developing technologies for space, aeronautics, defense, and transport, including the EcoRocket launcher and ArcaBoard f…

General Dynamics Mission Systems develops mission-critical defense and security systems across land, sea, air, space, and cyber domains, with expertise in secur…

Vast is an American aerospace company developing commercial space stations and infrastructure for long-term human habitation in space.

Varda Space Industries is a microgravity manufacturing company that processes materials in orbit and returns them to Earth using its own reentry spacecraft.

Loft Orbital is a space infrastructure company providing a platform and satellite fleet to deploy payloads and run AI applications in low Earth orbit.

TRL11 builds end-to-end visual intelligence systems for spacecraft, providing cameras, onboard AI, video transmission, and ground software for real-time mission…

Rocket Lab is an end-to-end space company that builds, launches, and operates rockets and spacecraft for commercial, civil, and defence customers worldwide.

NASA is the U.S. government agency responsible for civil space exploration, aeronautics research, and scientific discovery.

Astranis designs, builds, and operates small, radiation-hardened geostationary satellites providing dedicated broadband for governments, enterprises, and milita…

General Galactic is a deep-tech startup developing water-based propulsion systems and spacecraft for in-space mobility and energy logistics using electrolysis.

SpaceX is an American aerospace manufacturer and space transportation company that builds rockets and spacecraft and operates the Starlink satellite internet ne…

A minority-owned SDB providing classified nuclear safety, cybersecurity, and management support services to federal agencies including the DOE and DoD.